{"id":"CVE-2026-116161","state":"PUBLISHED","title":"Parse Server 9.0.0 before 9.10.5-alpha.4 LiveQuery Information Disclosure via $or Subscriptions","description":"Parse Server before 8.6.103 and 9.0.0 before 9.10.5-alpha.4 contains an information disclosure vulnerability in LiveQuery. Its subscription hash omits constraints next to a $or operator, including the _Session owner filter and beforeSubscribe constraints, so distinct subscriptions are grouped together. Authenticated clients subscribing with $or queries can receive other users' events, including session tokens usable for impersonation.","publishedAt":"2026-10-25T13:20:06.298Z","updatedAt":"2026-10-29T19:55:35.620Z","severity":{"score":6,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["parse-community parse-server"],"affected":[{"vendor":"parse-community","product":"parse-server","packageURL":"pkg:npm/parse-server","defaultStatus":"unaffected","versions":[{"version":"9.0.0","status":"affected","lessThan":"9.10.5-alpha.4","versionType":"semver"},{"version":"9.10.5-alpha.4","status":"unaffected","versionType":"semver"}]},{"vendor":"parse-community","product":"parse-server","packageURL":"pkg:npm/parse-server","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"8.6.103","versionType":"semver"},{"version":"8.6.103","status":"unaffected","versionType":"semver"}]}],"references":["https://github.com/parse-community/parse-server/security/advisories/GHSA-349r-988w-x3jp","https://www.vulncheck.com/advisories/parse-server-9.0.0-before-9.10.5-alpha.4-livequery-information-disclosure-via-or-subscriptions"],"weaknesses":["CWE-200"],"ingestedAt":"2026-10-29T20:14:45.636Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/116xxx/CVE-2026-116161.json","commit":"f3256dbff015d5005201759d42bdccb6679ce6d3","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-116161","state":"PUBLISHED","datePublished":"2026-10-25T13:20:06.298Z","dateUpdated":"2026-10-29T19:55:35.620Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-25T12:24:12.572Z"},"containers":{"cna":{"title":"Parse Server 9.0.0 before 9.10.5-alpha.4 LiveQuery Information Disclosure via $or Subscriptions","descriptions":[{"lang":"en","value":"Parse Server before 8.6.103 and 9.0.0 before 9.10.5-alpha.4 contains an information disclosure vulnerability in LiveQuery. 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